/Engine/Plugins/Runtime/CommonUI/Source/CommonInput/Public/CommonInputPreprocessor.h
bool IsRelevantInput ( [FSlateApplication](API\Runtime\Slate\Framework\Application\FSlateApplication) & SlateApp, const [FInputEvent](API\Runtime\SlateCore\Input\FInputEvent) & InputEvent, const [ECommonInputType](API\Plugins\CommonInput\ECommonInputType) DesiredInputType )